Based on the observability theory of nonlinear system, we made observability analysis of DOA-TOA Target Movement Analysis (TMA) for a target moving in a 3-dimentional space with constant velocity.

• 摘要针对在三维空间做匀速运动的目标，应用非线性系统的可测性理论，对方位－到达时间TMA（目标运动分析）的可测性进行了分析。